From ad38911dcdb6978a415db65b3e00e0f3fcd9edfc Mon Sep 17 00:00:00 2001 From: Daniel Borkmann <daniel@iogearbox.net> Date: Sun, 21 Oct 2018 02:09:26 +0200 Subject: [PATCH] bpf, verifier: remove unneeded flow key in check_helper_mem_access They PTR_TO_FLOW_KEYS is not used today to be passed into a helper as memory, so it can be removed from check_helper_mem_access(). Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: Alexei Starovoitov <ast@kernel.org> --- kernel/bpf/verifier.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 0450ffcc3de4f..4f727c9eb45ca 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -2077,8 +2077,6 @@ static int check_helper_mem_access(struct bpf_verifier_env *env, int regno, case PTR_TO_PACKET_META: return check_packet_access(env, regno, reg->off, access_size, zero_size_allowed); - case PTR_TO_FLOW_KEYS: - return check_flow_keys_access(env, reg->off, access_size); case PTR_TO_MAP_VALUE: return check_map_access(env, regno, reg->off, access_size, zero_size_allowed);